<template>
  <div class="login">
    <div class="container">
      <img
        src="https://img2.baidu.com/it/u=2734122301,1009034233&fm=26&fmt=auto&gp=0.jpg"
        alt=""
        class="avatar"
      >
      <el-form
        :model="loginForm"
        :rules="loginRules"
        ref="loginForm"
        class="demo-ruleForm"
      >
        <el-form-item prop="username">
          <el-input
            v-model="loginForm.username"
            prefix-icon="el-icon-s-custom"
            placeholder='请输入手机号'
          ></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input
            v-model="loginForm.password"
            prefix-icon="el-icon-key"
            placeholder='请输入密码'
          ></el-input>
        </el-form-item>
        <el-button
          type="primary"
          class='login-btn'
          @click="login"
        >登陆</el-button>
      </el-form>

    </div>
  </div>
</template>

<script>
import { userLogin } from "../apis/user.js";
export default {
  data() {
    return {
      loginForm: {
        username: "13760719127",
        password: "123456",
      },
      loginRules: {
        username: [
          // 一定要输入
          { required: true, message: "请输入手机号", trigger: "blur" },
          // 如果输入，还要输入正确
          // pattern:指定正则规则
          {
            pattern: /^1[35789]\d{9}$/,
            message: "请输入11位手机号",
            trigger: "blur",
          },
        ],
        password: [
          {
            required: true,
            pattern: /^.{3,16}$/,
            message: "请输入3-16位的密码",
            trigger: "blur",
          },
        ],
      },
    };
  },
  methods: {
    login() {
      // 在发起登陆请求之前，确保用户数据输入合法
      // if(/^1[35789]\d{9}$/.test() && /^.{3,16}$/.test()){

      // }
      // valid就是本次校验的结果，true代表校验通过
      this.$refs.loginForm.validate(async (valid) => {
        if (valid) {
          // await要求它所在的函数是async函数
          let res = await userLogin(this.loginForm);
          console.log(res);
          if (res.data.message === "登录成功") {
            // 将token进行本地存储
            localStorage.setItem("heima_manager_63", res.data.data.token);
            // 给出提示
            this.$message({
              type: "success",
              message: "登陆成功",
            });
            // 跳转到首页
            this.$router.push({ name: "index" });
          } else {
            // 给出提示：登陆失败
            this.$message.error("登陆失败，用户名或密码输入不正确");
          }
        } else {
          // 给出提示：输入数据不合法
          this.$message.warning("输入数据不合法");
          return false;
        }
      });
    },
  },
};
</script>

<style lang="less" scoped>
.login {
  position: fixed;
  width: 100%;
  height: 100%;
  background-color: #2f4050;
  .container {
    position: absolute;
    left: 0;
    right: 0;
    width: 400px;
    padding: 0px 40px 15px 40px;
    margin: 200px auto;
    background: white;
    .avatar {
      position: relative;
      left: 50%;
      width: 120px;
      height: 120px;
      margin-left: -60px;
      margin-top: -60px;
      box-sizing: border-box;
      border-radius: 50%;
      border: 10px solid #fff;
      box-shadow: 0 1px 5px #ccc;
      overflow: hidden;
    }
    .login-btn {
      width: 100%;
    }
  }
}
</style>